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Priority to JP17889187UpriorityCriticalpatent/JPH0523414Y2/ja
Priority to EP88119495Aprioritypatent/EP0321716B1/en
Priority to US07/275,713prioritypatent/US4940321A/en
Priority to DE8888119495Tprioritypatent/DE3881495T2/de
Publication of JPH0182951UpublicationCriticalpatent/JPH0182951U/ja
Application grantedgrantedCritical
Publication of JPH0523414Y2publicationCriticalpatent/JPH0523414Y2/ja